forge/linux-pinenote
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

sparc32: Kill btfixup for xchg()'s 'swap' instruction.

Browse source 
We always have this instruction available, so no need to use
btfixup for it any more.

This also eradicates the whole of atomic_32.S and thus the
__atomic_begin and __atomic_end symbols completely.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2012-05-13 13:07:16 -07:00
parent 0f031b3f26
commit 73c1377da9
6 changed files with 2 additions and 61 deletions
Download patch file Download diff file Expand all files Collapse all files

5
arch/sparc/mm/srmmu.c
View file

@ -1980,13 +1980,8 @@ void __init load_mmu(void)
{
extern void ld_mmu_iommu(void);
extern void ld_mmu_iounit(void);
extern void ___xchg32_sun4md(void);
/* Functions */
#ifndef CONFIG_SMP
BTFIXUPSET_CALL(___xchg32, ___xchg32_sun4md, BTFIXUPCALL_SWAPG1G2);
#endif
BTFIXUPSET_CALL(update_mmu_cache, srmmu_update_mmu_cache, BTFIXUPCALL_NOP);
get_srmmu_type();